Hardened teeth on the smaller sprocket of a roller chain drive are recommended if the drive ratio is four to one or greater or if the smaller sprocket has 24 teeth or less and is running at a speed of over 600 rpm.
features
Hardened teeth sprockets afford longer chain and sprocket life
Tolerances meet or exceed ANSI standards
Manufactured of high carbon steel
Precise machining and processes ensure consistent finish and high quality
Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
Bores are concentric to pitch line, minimizing run out
Interchangeable with other manufacturers’ QD bushings
Stocked Heat Treat
Bushing Type
QD
Hub O.D.
6.25 in
Bushing Bore [Min]
0.875 in
No. of Strands Across
1
Single Strand Tooth Thickness
0.692 in
Overall Length
1 5/8 in
Pitch Diameter
7.199 in
No. of Teeth
18
Width Across Teeth
0.692 in
Construction Internal
Solid
Overall Length Less Threads
N/A
Hardened Teeth
With Hardened Teeth
Bushing Series
E
Chain Sprocket Pitch
1.25 in
Martin No.
100E18H
Material External Use
Steel
No. of Teeth Rows Strands
1
Chain Sprocket Number
100
Bore Size [Max]
3.313 in
Material Internal Use
Carbon Steel
Material
Steel
Length Through Bore
1.625 in
Bore Type
Bushed
Caliper Diameter
6.4485 in
Bore Size [Min]
0.875 in
Chain No.
100
Bushing Bore [Max]
3 1/2 in
O.D.
7.839 in
Tooth Width
0.692 in
Sprocket Style
B
Chain Pitch
1.250 in
Screw Size
1/2-13 NC
Pitch Dia.
7.199 in
Bushing Bore Size [Min]
0.875 in
Outside Dia.
7.839 in
Type
B
Outside Dia. [Min]
7.8390 in
Hub Length
0.94 in
Hub Projection
0.94 in
Inch/Metric
Inch
Bushing Bore Size [Max]
3.313 in
Hub Dia.
6.24 in
Weight
8.88 LB
EAN or UPC
697950042367
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